GTYQ-IR500S

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Standard Components

Batch Components

GTYQ-IR500S

point-type-catalytic-combustible-gas-detector

Examples of Gas Detection：

Methane
Ethane
Ethylene
Ethanol
Propylene / Propene

Propane
Acetone
Acetaldehyde
Isobutane
etc.

Click for the full list of detectable gases.

Simplified Manual

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Quality Assurance & Certifications

Technical Parameter

Technical Specifications	Parameter Details
Detection Range / Measuring Range	3% LEL ~ 100% LEL (standard range) 0 ~ 5% Vol … 100% Vol (optional range)
Detection Principle	Infrared absorption
Detection Method	Diffusion type
Accuracy	＜±2%F.S.
Repeatability	＜2%
Resolution	1% LEL (standard), (0.05% / 1%) Vol (optional)
Response Time	T90≤20s
Display Mode	HD LCD display, LED indication
Alarm Mode	LED optical alarm, optional explosion-proof audible and visual alarm (optional purchase)
Adjustment Method	Infrared remote control
Power Supply	24V DC(15~32V DC)
Power Consumption	≤2W (≤4W with explosion-proof audible and visual alarm)
Output Signal	4~20mA (three-wire) 4~20mA+HART (optional) RS485 Modbus (four-wire) Three groups relay switch output (2A 30V DC) 24V DC output (drive audible and visual alarm) 4G/5G/NB-IoT/LORA wireless communication transmission (optional)
Electrical Interface	Three interfaces, NPT3/4″(F), NPT1/2″(F), M25×1.5 (interface quantity and specifications can be configured as required)
Ambient Temperature	-40℃～+70℃
Relative Humidity	0 ~ 99% RH / no condensation
Sensor Lifetime	≥5years
Explosion Protection Rating	Ex db llC T6 Gb Ex tb llIC T80°C Db
Ingress Protection (IP) Rating	IP66
Enclosure Material	Aluminum alloy / SS316 stainless steel
Dimensions	(132x205x118)mm(WxHxD)
Weight	1,700g( Aluminum alloy)、3,332g(SS316)

Product Features

– Plug-in miniature infrared sensor, digital signal output, low power consumption

– Optical detection, poison-resistant, normal operation in oxygen-deficient or oxygen-free environments, long service life

– Dual optical path detection, anti-interference differential algorithm, avoids false alarms from moisture and dust interference

– Intelligent temperature and humidity compensation, high long-term stability, no frequent calibration required, easy maintenance

– HD LCD display, LED indicates working status, integrated audible and visual alarm

Structure & Dimension Diagram

Detectable Gases

Gas Name	CAS号	分子式	检测气体量程(Detection Range)	检测精度（Detection Accuracy）	响应时间(Response Time)	爆炸下限浓度(V%)
Methane	74-82-8	CH₄	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	5.00
Ethane	74-84-0	C₂H₆	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	3.00
Ethylene	74-85-1	C₂H₄	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	2.70
Ethanol	64-17-5	C₂H₆O	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	3.10
Propylene / Propene	75-19-4	C₃H₆	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	2.00
Propane	74-98-6	C₃H₈	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	2.10
Acetone	67-64-1	(CH₃)₂CO	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	2.50
Hydrogen	1333-74-0	H₂	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	4.00
1,3-Butadiene	106-99-0	C₄H₆	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.10
Isobutane	75-28-5	C₄H₁₀-IBT	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.80
n-Butane	106-97-8	C₄H₁₀-NBT	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.90
n-Pentane	109-66-0	C₅H₁₂	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.40
n-Hexane	110-54-3	C₆H₁₄	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.10
n-Heptane	142-82-5	C₇H₁₆	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.00
Ethanol	64-17-5	C₂H₆O	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	3.40
Acetaldehyde	75-07-0	C₂H₄O	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	3.00
Methanol	67-56-1	CH₄O	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	5.50
Benzaldehyde	100-52-7	C₆H₅CH	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.10
Isopropyl alcohol	67-63-0	C₃H₈O	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	2.00
Butanone	78-93-3	C₄H₈O	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.80
Xylene	1330-20-7	C₆H₄(CH₃)₂	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.10
Ethylbenzene	100-41-4	CH₃CH₂C₆H₅	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.00
Ethanol	64-17-5	C₂H₆O	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	1.00
n-Octane	111-65-9	C₈H₁₈	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	0.80
n-Nonane	111-84-2	C₉H₂₀	0-50%LEL，50%LEL~100%LEL，0~100%LEL	1%LEL	T90≤30s	0.80

Paid Components

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